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Departure Timing
Best Time to Fly EWR to JNB
The cheapest days to fly Newark (EWR) to JNB (JNB) are usually Sunday. Friday is often the priciest day in the current pattern.Updated June 25, 2026.
Best to Fly
Sunday
Departure Day
MON
TUE
WED
THU
FRI
SAT
SUN
Sunday tend to offer the lowest base fares. Avoid Friday.
Best to Book
21-30
Days Advance
Current booking window for this route. Prices often jump significantly inside 21 days.
Best to Go
APR
Lowest Fares
Historical low-season for JNB.
Analyst Brief
The timing gate for Newark (EWR) to JNB (JNB) shows strong weekday stratification. Leaving on Sunday avoids the Friday business-travel premium. Ensure you pair this departure timing with the 21-30 day booking window.